Director Nezumi (ネズミ 会長,Nezumi-kanchou?) is an animal in Kirarin Revolution. Director Nezumi was born on June 1 and is a Gemini. Being a rat, he has navy blue fur and black, oval eyes. The seiyuu of Director Nezumi is unspecified, but may be voiced by Hazuki Nishikawa who is the only un-credited seiyuu in the credits.

Director Nezumi is the director and "chairmouse" of the Muranishi office. He first met Muranishi when he first quit the Higashiyama company, after hearing that idols are dispsable itema. He then show Nezumi to Kaumi Kasumi.